Home / 106,280.40-159,420.60-59,527.20

Finding the Fourth Proportional to 106,280.40, 159,420.60 and 59,527.20

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Solution

The fourth proportional to 106,280.40, 159,420.60 and 59,527.20 is: 89,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,280.40 : 159,420.60 = 59,527.20 : x
  2. Step 2: Convert to fraction form
    106,280.40/159,420.60 = 59,527.20/x
  3. Step 3: Cross multiply
    106,280.40x = 159,420.60 × 59,527.20
  4. Step 4: Simplify right side
    106,280.40x = 9,489,861,940.32
  5. Step 5: Solve for x
    x = 9,489,861,940.32/106,280.40
  6. Step 6: Final answer
    x = 89,290.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.